Need to pass the family jewels down the family tree? Talk to the people who know about wood. Laird Norton Tyee Trust Company (LNTyee) caters to the ultra-wealthy. The company grew out of the private asset management efforts of the Laird and Norton families, northwestern timber-industry pioneers and founders of forest products firms such as General Timber Company and Potlach Lumber. The company (categorized as a multi-family office, or MFO) provides wealth management services, along with such necessities as family governance, financial education, and charitable gift planning. The firm has more than $4 billion in assets under advisement for some 430 clients.